Home / 30,364.85-41,922.99-19,049.86

Finding the Fourth Proportional to 30,364.85, 41,922.99 and 19,049.86

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Solution

The fourth proportional to 30,364.85, 41,922.99 and 19,049.86 is: 26,301.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,364.85 : 41,922.99 = 19,049.86 : x
  2. Step 2: Convert to fraction form
    30,364.85/41,922.99 = 19,049.86/x
  3. Step 3: Cross multiply
    30,364.85x = 41,922.99 × 19,049.86
  4. Step 4: Simplify right side
    30,364.85x = 798,627,090.28
  5. Step 5: Solve for x
    x = 798,627,090.28/30,364.85
  6. Step 6: Final answer
    x = 26,301.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.